Rib bridge



FIG. 1 is a front, left, perspective view of the rib bridge of the present invention;

FIG. 2 is a front view of the rib bridge shown in FIG. 1; and,

FIG. 3 is a back view of the rib bridge shown in FIG. 1. 

CLAIM The ornamental design for a rib bridge, as shown and described. 